Three hours -- NY is three hours later than Las Vegas, Nevada. If it is 3:00 PM in Las Vegas, it is 6:00 PM in New York City and all of the East Coast. New York is in the Eaâ¦stern time zone (normally GMT -5) and Las Vegas is in the Pacific time zone (GMT -8). New York is three hours ahead.
The symptoms of altitude sickness include: 1  A headache, which is usually throbbing. 2  It gets worse during the night and when you wake up. 3  Not feeling like eating. 4  Feeling sick to your stomach.5  You may vomit. 6  Feeling weak and tired.t happens most often when people who are not used to high altitudes go quickly from lower altitudes to 8000 ft (2438 m) or higher. For example, you may get a headache when you drive over a high mountain pass, hike to a high altitude, or arrive at a mountain resort. Mild altitude sickness is common.
WebMD Symptom Checker. Advertisement. WebMD Symptom Checker helps you find the most common medical conditions indicated by the symptoms body aches or pains, feeling faint, flushed skin and increased sensitivity to cold including Viral syndrome, Exercise or physical activity, and Hypothyroidism (adult).